body {
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

.game-container {
    text-align: center;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #333;
    margin-bottom: 20px;
}

.game-info {
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.score {
    font-size: 1.2em;
    font-weight: bold;
    color: #333;
}

#start-btn {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 10px 0;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s;
}

#start-btn:hover {
    background-color: #45a049;
}

#game-canvas {
    background-color: #e8e8e8;
    border: 2px solid #333;
}

.controls-info {
    font-size: 0.9em;
    color: #666;
}